Book Image

AWS Certified Solutions Architect ??? Associate Guide

By : Gabriel Ramirez, Stuart Scott
Book Image

AWS Certified Solutions Architect ??? Associate Guide

By: Gabriel Ramirez, Stuart Scott

Overview of this book

Amazon Web Services (AWS) is currently the leader in the public cloud market. With an increasing global interest in leveraging cloud infrastructure, the AWS Cloud from Amazon offers a cutting-edge platform for architecting, building, and deploying web-scale cloud applications. As more the rate of cloud platform adoption increases, so does the need for cloud certification. The AWS Certified Solution Architect – Associate Guide is your one-stop solution to gaining certification. Once you have grasped what AWS and its prerequisites are, you will get insights into different types of AWS services such as Amazon S3, EC2, VPC, SNS, and more to get you prepared with core Amazon services. You will then move on to understanding how to design and deploy highly scalable applications. Finally, you will study security concepts along with the AWS best practices and mock papers to test your knowledge. By the end of this book, you will not only be fully prepared to pass the AWS Certified Solutions Architect – Associate exam but also capable of building secure and reliable applications.
Table of Contents (26 chapters)
22
Mock Test 1
23
Mock Test 2

Reserved Instances

Reserved Instances (RI) have two objectives: the ability to reserve capacity for when you need it. Imagine a stakeholder event where you want to make a demo with a specific instance type, and to create savings in your account.

Reserved Instances work by purchasing instances of specific types. When those reserved instances match attributes for your currently running on-demand instances, they are billed with the RI model.

Standard Reserved Instances

It is possible to specify the term of how long you will reserve the instance. This can be chosen for 1 or 3 years, the latter being the most economic term. Besides the term, other factors like instance type, size, and availability zone are also used to price the...